diff --git a/src/frontend/resource.c b/src/frontend/resource.c
index 7c511f143..60cd0d620 100644
--- a/src/frontend/resource.c
+++ b/src/frontend/resource.c
@@ -42,14 +42,6 @@ Author: 1985 Wayne A. Christopher, U. C. Berkeley CAD Group
 
 #define WIN32_LEAN_AND_MEAN
 
-/*
- * The ngspice.h file included above defines bool (via bool.h) and this
- * clashes with the definition obtained from windows.h (via winnt.h).
- * However, bool is not used by this file so we can work round this problem
- * by undefining bool before including windows.h
- * SJB - April 2005
- */
-
 #include <windows.h>
 #include <psapi.h>
 
diff --git a/src/frontend/wdisp/windisp.c b/src/frontend/wdisp/windisp.c
index fc4d0610a..f2b33c642 100644
--- a/src/frontend/wdisp/windisp.c
+++ b/src/frontend/wdisp/windisp.c
@@ -20,14 +20,6 @@
 #include "../plotting/graphdb.h"
 #include "windisp.h"
 
-/*
- * The ngspice.h file included above defines bool (via bool.h) and this
- * clashes with the definition obtained from windows.h (via winnt.h).
- * However, bool is not used by this file so we can work round this problem
- * by undefining bool before including windows.h
- * SJB - May 2005
- */
-
 #define STRICT
 #include <windows.h>
 #include <windowsx.h>
diff --git a/src/frontend/wdisp/winprint.c b/src/frontend/wdisp/winprint.c
index 38fad083a..3afbbe6b5 100644
--- a/src/frontend/wdisp/winprint.c
+++ b/src/frontend/wdisp/winprint.c
@@ -13,14 +13,6 @@
 #include "ngspice/ftedbgra.h"
 #include "ngspice/fteext.h"
 
-/*
- * The ngspice.h file included above defines bool (via bool.h) and this
- * clashes with the definition obtained from windows.h (via winnt.h).
- * However, bool is not used by this file so we can work round this problem
- * by undefining bool before including windows.h
- * SJB - May 2005
- */
-
 #define STRICT
 #include <windows.h>
 #include <windowsx.h>
diff --git a/src/misc/misc_time.c b/src/misc/misc_time.c
index d138f0f6c..945de732f 100644
--- a/src/misc/misc_time.c
+++ b/src/misc/misc_time.c
@@ -11,13 +11,7 @@ Copyright 1990 Regents of the University of California.  All rights reserved.
 
 #if defined(HAS_WINGUI) || defined(__MINGW32__) || defined(_MSC_VER)
 #define WIN32_LEAN_AND_MEAN
- /*
-  * The ngspice.h file included above defines bool (via bool.h) and this
-  * clashes with the definition obtained from windows.h (via winnt.h).
-  * However, bool is not used by this file so we can work round this problem
-  * by undefining bool before including windows.h
-  * SJB - April 2005
-  */
+
 #include <windows.h>
 #ifndef HAVE_GETTIMEOFDAY
 #include <winsock2.h>